Step-by-step explanation:
the slope = (0+15)/(-1-4)=15/(-5)= -3
the Equation :
y+15= -3(x-4)
or
y+15 = -3x+12
y +3x=12-15
3x + y = -3
so, the correct answer is II only
Pretty simple: The answer is D
ANSWER:
2.33 foot
STEP-BY-STEP EXPLANATION:
We can calculate the distance from the staircase to the wall, by means of the trigonometric cosine ratio, which is the following:

Replacing and solving for x:

The distance would be 2.33 foot
Answer:
66 I am pretty sure
Step-by-step explanation:
6 x 2 divided by 2 = 6
6 + 6 = 12 x 10 divided by 2 = 60
add them together
60 + 6 = 66